102020003122309 has 2 divisors, whose sum is σ = 102020003122310. Its totient is φ = 102020003122308.

The previous prime is 102020003122231. The next prime is 102020003122313. The reversal of 102020003122309 is 903221300020201.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 99903423328900 + 2116579793409 = 9995170^2 + 1454847^2 .

It is a cyclic number.

It is not a de Polignac number, because 102020003122309 - 2¹⁵ = 102020003089541 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (102020003122399) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51010001561154 + 51010001561155.

It is an arithmetic number, because the mean of its divisors is an integer number (51010001561155).

Almost surely, 2^{102020003122309} is an apocalyptic number.

It is an amenable number.

102020003122309 is a deficient number, since it is larger than the sum of its proper divisors (1).

102020003122309 is an equidigital number, since it uses as much as digits as its factorization.

102020003122309 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1296, while the sum is 25.

The spelling of 102020003122309 in words is "one hundred two trillion, twenty billion, three million, one hundred twenty-two thousand, three hundred nine".